Bletchley Park, the "home of the codebreakers" -- where Alan Turing and co cracked the Nazi Enigma machine -- sells "Pocket Enigma Machines" made from a clever cardboard disc inserted into a CD jewel case. It comes with a very good booklet explaining the basics of ciphering and deciphering with Enigma, and with a bunch of fun Enigma-related activities. Proceeds go to the nonprofit that runs the excellent Bletchley Park museum.
the site of the famous WWII codebreaking effort that decoded the Nazi messages captured by intrepid Hams from across the business and outside "friends of Tor" including novelists, fans, critics, and sundry others. And there's a social networking system to track and bring together hackers based on a diverse set of interests. Old-school hackers, network security experts, cryptographers, political activists, law geeks, lockpickers, reverse engineers, bloggers, privacy advocates, and far more?visitors can label themselves with multiple interests, to become discoverable by fellow visitors from around the world to a place they can roleplay and be creative." Link to video , Link to Where the Hell is Matt site ( via Neatorama )
